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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 2 times in this file.
| Line | Code |
|---|---|
| 3605 | /** |
| 3606 | * Fires immediately before a post is deleted from the database. |
| 3607 | * |
| 3608 | * @since 1.2.0 |
| 3609 | * @since 5.5.0 Added the `$post` parameter. |
| 3610 | * |
| 3611 | * @param int $post_id Post ID. |
| 3612 | * @param WP_Post $post Post object. |
| 3613 | */ |
| 3614 | do_action( 'delete_post', $post_id, $post ); |
| 3615 | |
| 3616 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) ); |
| 3617 | if ( ! $result ) { |
| 3618 | return false; |
| 3619 | } |
| 3620 | |
| 3621 | /** |
| 3622 | * Fires immediately after a post is deleted from the database. |
| 3623 | * |
| Line | Code |
| 6447 | |
| 6448 | wp_defer_comment_counting( false ); |
| 6449 | |
| 6450 | $post_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d ", $post_id ) ); |
| 6451 | foreach ( $post_meta_ids as $mid ) { |
| 6452 | delete_metadata_by_mid( 'post', $mid ); |
| 6453 | } |
| 6454 | |
| 6455 | /** This action is documented in wp-includes/post.php */ |
| 6456 | do_action( 'delete_post', $post_id, $post ); |
| 6457 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) ); |
| 6458 | if ( ! $result ) { |
| 6459 | return false; |
| 6460 | } |
| 6461 | /** This action is documented in wp-includes/post.php */ |
| 6462 | do_action( 'deleted_post', $post_id, $post ); |
| 6463 | |
| 6464 | wp_delete_attachment_files( $post_id, $meta, $backup_sizes, $file ); |
| 6465 | |